We are factory, so we are able to offer you good quality products with competitive price.Also we accept OEM. Pls feel free to contact with us have interest in us.TELL:00 86 13570100365. Feature:1. using Aluminum PCB with quick heat sink, which ensure LED'S performance2. self-adhesive heat condution tape on the back of module, for easy installation and heat dissipation3. 3 PCS 5050RGB SMD Per module, injection module4.Each single LED up to 18-20lm5. no more than 30 PCS for series connection